How severe is CVE-2022-26870?

CVE-2022-26870 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2022-26870 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26870?

CVE-2022-26870 primarily affects Dell Powerstoreos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-26870?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-26870 published?

CVE-2022-26870 was published on 2022-10-21 and last updated on 2026-06-17.

CVE-2022-26870

CVE-2022-26870 is a high-severity vulnerability in Dell Powerstoreos with a CVSS 3.x base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.0)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dell Powerstoreos
Published: 2022-10-21
Last modified: 2026-06-17

Description

Dell PowerStore versions 2.1.0.x contain an Authentication bypass vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability under specific configuration. An attacker would gain unauthorized access upon successful exploit.

Frequently asked questions

What is CVE-2022-26870?: Dell PowerStore versions 2.1.0.x contain an Authentication bypass vulnerability. A remote unauthenticated attacker could potentially exploit this vulnerability under specific configuration. An attacker would gain unauthorized access upon successful exploit.
How severe is CVE-2022-26870?: CVE-2022-26870 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2022-26870 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26870?: CVE-2022-26870 primarily affects Dell Powerstoreos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-26870?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-26870 published?: CVE-2022-26870 was published on 2022-10-21 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000196367

Affected products (2)

cpe:2.3:o:dell:powerstoreos:2.1.0.0:*:*:*:*:*:*:*
cpe:2.3:o:dell:powerstoreos:2.1.0.1:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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